/*******************************************************************************
 * Copyright 2014 org.tec
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package org.tec.security.spring;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.authentication.logout.LogoutSuccessHandler;

/**
 * Successful logout handler just impl to see what the state of things is
 */
public class LogoutSuccess implements LogoutSuccessHandler
{
  /** the logger */
  protected Log mLogger = LogFactory.getLog(this.getClass());

  /**
   * {@inheritDoc}
   */
  @Override()
  public void onLogoutSuccess(HttpServletRequest request, HttpServletResponse response, Authentication authentication) throws IOException, ServletException
  {
    try
    {
      if (mLogger.isDebugEnabled())
      {
        mLogger.debug("user logged out, session is invalid");
      }
    }
    catch (Throwable e)
    {
      mLogger.error("processing failed", e);
    }
  }
}
